Version 1.9.0
This is largely a maintenance release with a few minor features and a bunch of bug fixes. The most significant change is a bump to Linux 5.7rc3. The new 'firesim-dir' configuration option is also signficant because it enables more flexible deployment of FireMarshal in Chipyard and FireSim and is required for Chipyard 1.3.0.
See CHANGELOG.md for details